<template>
    <div>
        <!-- 面包屑导航区 -->
        <el-breadcrumb separator-class="el-icon-arrow-right">
            <el-breadcrumb-item :to="{ path: '/home' }">首页</el-breadcrumb-item>
            <el-breadcrumb-item>商品管理</el-breadcrumb-item>
            <el-breadcrumb-item>商品列表</el-breadcrumb-item>
        </el-breadcrumb>
        <!-- 、卡片视图区 -->
        <el-card>
            <!-- 搜索区 -->
            <el-row :gutter="20">
                <el-col :span="7">
                    <el-input placeholder="请输入内容" clearable v-model="queryInfo.query" @clear="getGoodsList">
                        <el-button slot="append" icon="el-icon-search" @click="getGoodsList"></el-button>
                    </el-input>
                </el-col>
                <el-col :span="4">
                    <el-button type="primary" @click="goAddpage">添加商品</el-button>
                </el-col>
            </el-row>
            <!-- 商品列表区域 -->
            <el-table :data="goodslist" border stripe style="width: 100%">
                <el-table-column type="index"></el-table-column>
                <el-table-column prop="goods_name" label="商品名称">
                </el-table-column>
                <el-table-column prop="goods_price" label="商品价格(元)" width="95px">
                </el-table-column>
                <el-table-column prop="goods_weight" label="商品重量" width="70px">
                </el-table-column>
                <el-table-column prop="add_time" label="创建时间" width="170px">
                    <template slot-scope="scope">
                        {{ scope.row.add_time | dateFormat }}
                    </template>
                </el-table-column>
                <el-table-column label="操作" width="130px">
                    <template slot-scope="scope">
                        <el-button type="primary" icon="el-icon-edit" size="mini">
                        </el-button>
                        <el-button type="danger" icon="el-icon-delete" size="mini" @click="removeById(scope.row.goods_id)">
                        </el-button>
                    </template>
                </el-table-column>
            </el-table>
            <!-- 分页区域 -->
            <el-pagination @size-change="handleSizeChange" @current-change="handleCurrentChange"
                :current-page="queryInfo.pagenum" :page-sizes="[1, 2, 3, 5, 10]" :page-size="queryInfo.pagesize"
                layout="total, sizes, prev, pager, next, jumper" :total="total">
            </el-pagination>
        </el-card>
    </div>
</template>

<script>
export default {
    data() {
        return {
            // 获取用户列表的参数对象
            queryInfo: {
                query: "",
                // 当前的页数
                pagenum: 1,
                // 当前每页显示多少条数据
                pagesize: 10,
            },
            // 总数据的条数
            total: 0,
            // 商品列表数据
            goodslist: [],
            // 控制添加商品对话框的显示与隐藏
            addDialogVisible: false,
            // 商品列表对象
            addForm:{
                goods_name:'百度',
                goods_price:'555',
                goods_weight:"999"
            },
            // 验证规则
            addFormRules:{
                goods_name:[
                     { required: true, message: '请输入商品名称', trigger: 'blur' },
                ],
                goods_price:[
                    { required: true, message: '请输入商品价格', trigger: 'blur' },
                ],
                goods_weight:[
                    { required: true, message: '请输入商品重量', trigger: 'blur' },
                ]
            }
        }
    },
    created() {
        this.getGoodsList()
    },
    methods: {
        async getGoodsList() {
            const { data: res } = await this.$http.get("goods", {
                params: this.queryInfo
            })
            if (res.meta.status !== 200) {
                return this.$message.error("获取商品列表数据失败")
            }
            this.goodslist = res.data.goods
            this.total = res.data.total
            // console.log(res.data);
        },
        // 江亭pageSize 改变事件
        handleSizeChange(newsize) {
            this.queryInfo.pagesize = newsize
            this.getGoodsList()
        },
        // 监听 页码值 改变事件
        handleCurrentChange(newPage) {
            this.queryInfo.pagenum = newPage
            this.getGoodsList()
        },
        goAddpage(){
            this.$router.push('/goods/add')
        },
        // 删除列表
        async removeById(id){
            const confirResult = await this.$confirm('此操作将永久删除该文件, 是否继续?', {
                confirmButtonText: '确定',
                cancelButtonText: '取消',
                type: 'warning'
            }).catch(err => err)

            if (confirResult !== 'confirm') {
                return this.$message.info("已取消删除")
            }

            const {data:res} = await this.$http.delete(`goods/${id}`)
            if(res.meta.status !==200){
                return this.$message.error("删除数据列表失败")
            }
            this.$message.success("删除数据列表成功")
            this.getGoodsList()
        }
     }
}
</script>

<style>
</style>